<!DOCTYPE html>
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<title>HTML Test: focusgroup - Focus moves to next item outside the extending focusgroup.</title>
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<div id=root focusgroup>
  <div id=item1 tabindex=0 focusgroup=extend>
    <span id=item2>item2</span> <!--NOT FOCUSABLE-->
    <span id=item3>item3</span> <!--NOT FOCUSABLE-->
  </div>
  <span id=item4 tabindex=-1>item4</span>
</div>

<script>

  promise_test(async t => {
    var item1 = document.getElementById("item1");
    var item4 = document.getElementById("item4");

    await focusAndKeyPress(item1, kArrowDown);
    assert_equals(document.activeElement, item4);

    await focusAndKeyPress(item1, kArrowRight);
    assert_equals(document.activeElement, item4);
  }, "When the focus is set on a focusgroup item which happens to also be an extending focusgroup, an arrow key press should move the focus to the next item within the extending focusgroup and skip non-focusable items. If no valid candidate is found within that extending focusgroup, the next element (in pre-order traversal) should be considered. In this case, |item4| is the valid next candidate.");

</script>